If you need to convert currency while traveling but don't want to download yet another app to your iPhone, use this handy built-in conversion tool instead.

An exchange rate is the price of one currency in terms of another. For example, if the dollar-to-euro exchange rate is 0.85, you would get €0.85 for every U.S. dollar you convert. Alternatively, one ...

Some travelers prefer trading their U.S. dollars for euros or other currencies at their local bank so they have cash to tip taxi drivers or porters at the airport or buy a coffee or lunch.